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FI20080008L - Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä - Google Patents

Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä Download PDF

Info

Publication number
FI20080008L
FI20080008L FI20080008A FI20080008A FI20080008L FI 20080008 L FI20080008 L FI 20080008L FI 20080008 A FI20080008 A FI 20080008A FI 20080008 A FI20080008 A FI 20080008A FI 20080008 L FI20080008 L FI 20080008L
Authority
FI
Finland
Prior art keywords
ozone
gas
bleaching
containing gas
residual
Prior art date
Application number
FI20080008A
Other languages
English (en)
Swedish (sv)
Other versions
FI20080008A0 (fi
FI20080008A7 (fi
Inventor
Janne Vehmaa
Original Assignee
Andritz Oy
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Andritz Oy filed Critical Andritz Oy
Priority to FI20080008A priority Critical patent/FI20080008L/fi
Publication of FI20080008A0 publication Critical patent/FI20080008A0/fi
Priority to PCT/FI2009/000002 priority patent/WO2009087265A2/en
Publication of FI20080008A7 publication Critical patent/FI20080008A7/fi
Publication of FI20080008L publication Critical patent/FI20080008L/fi

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/147—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications
    • D21C9/153—Bleaching ; Apparatus therefor with oxygen or its allotropic modifications with ozone

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
FI20080008A 2008-01-08 2008-01-08 Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä FI20080008L (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI20080008A FI20080008L (fi) 2008-01-08 2008-01-08 Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä
PCT/FI2009/000002 WO2009087265A2 (en) 2008-01-08 2009-01-08 Treatment of ozone-containing gas in connection with bleaching of pulp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20080008A FI20080008L (fi) 2008-01-08 2008-01-08 Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä

Publications (3)

Publication Number Publication Date
FI20080008A0 FI20080008A0 (fi) 2008-01-08
FI20080008A7 FI20080008A7 (fi) 2009-07-09
FI20080008L true FI20080008L (fi) 2009-07-09

Family

ID=39004236

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20080008A FI20080008L (fi) 2008-01-08 2008-01-08 Otsonipitoisen kaasun käsittely massan valkaisun yhteydessä

Country Status (2)

Country Link
FI (1) FI20080008L (fi)
WO (1) WO2009087265A2 (fi)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3970835A1 (en) * 2020-09-22 2022-03-23 SUEZ Groupe Ozone scrubber and ozone scrubbing method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6126781A (en) * 1991-08-01 2000-10-03 Union Camp Patent Holding, Inc. Process for conditioning ozone gas recycle stream in ozone pulp bleaching
WO1993018226A1 (en) * 1992-03-02 1993-09-16 Kamyr, Inc. Combined ozone destruction and fiber scrubbing in paper pulp mills
US5302246A (en) * 1992-07-30 1994-04-12 Kamyr, Inc. Method of managing liquid steams in a pulp mill
US6210527B1 (en) * 1994-03-14 2001-04-03 The Boc Group, Inc. Pulp bleaching method wherein an ozone bleaching waste stream is scrubbed to form an oxygen containing stream
CA2229046A1 (en) * 1995-08-07 1997-02-20 Shusuke Minami Method for reprocessing an ozone-containing gas present in a pulp bleaching plant
WO2002043838A2 (de) * 2000-12-01 2002-06-06 Linde Aktiengesellschaft Verfahren zur reinigung von abgas aus einer zellstoffabrik

Also Published As

Publication number Publication date
FI20080008A0 (fi) 2008-01-08
FI20080008A7 (fi) 2009-07-09
WO2009087265A3 (en) 2009-09-03
WO2009087265A2 (en) 2009-07-16

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